Socket wrench

Details Socket wrench Socket wrench

1990-07-10

1991-12-24

Schmidt, Frederick R.

Tools

Wrench, screwdriver, or driver therefor

Attachment, or including adjunct or replaceable portion

811244, 811211, B25B 1538

Patent

active

050741748

ABSTRACT:
A socket wrench which includes a body, a plurality of socket members telescopically assembled into the body, the socket members being movable in an upward or downward direction, an adjustment member mounted onto the body for adjusting the up-down movement of the socket members, and a ratchet member for controlling the rotational direction of the socket members relative to the body, whereby rapid selection of one of the socket members depending on the size of a specific bolt or nut can be obtained merely by controlling the adjustment member.

REFERENCES:
patent: 1346061 (1920-07-01), Rosenberg
patent: 1432263 (1922-10-01), Schlutz
patent: 1456290 (1923-05-01), Tell
patent: 1498040 (1924-06-01), Johnson
patent: 1502044 (1924-07-01), McCann
patent: 1513332 (1924-10-01), McConnell
patent: 1997948 (1935-04-01), Pearson
patent: 2337368 (1943-12-01), Bohler
patent: 2502587 (1950-04-01), Phipps
patent: 2580247 (1950-05-01), Secondi et al.
patent: 2582444 (1950-11-01), Lucht
patent: 2669896 (1954-02-01), Clough
patent: 2701489 (1955-09-01), Osborn
patent: 2743641 (1956-05-01), Stricklett et al.
patent: 2814227 (1957-11-01), Cushman
patent: 2850931 (1958-09-01), Conway
patent: 2884826 (1959-05-01), Bruhn
patent: 3102732 (1963-09-01), Livermont
patent: 3253486 (1966-05-01), Beck
patent: 3541901 (1970-11-01), Murata
patent: 3724299 (1973-04-01), Nelson
patent: 4136588 (1979-01-01), Roder
patent: 4213355 (1980-07-01), Colvin

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